Titanium Cathode Plate

A titanium cathode plate is a crucial component used in electrochemical processes such as electroplating, electrowinning, and electrolytic refining, where it functions as the negative electrode. Its excellent corrosion resistance significantly extends the lifespan of the cathode, making it ideal for industries such as mining, metal refining, and water treatment.

For example, in the copper electrowinning process, titanium cathode plates are used to efficiently deposit copper from electrolyte solutions. Compared to traditional materials like stainless steel, titanium reduces downtime and maintenance costs because it does not degrade or erode in acidic and highly corrosive electrolytic environments. This results in less frequent replacement and minimizes process interruptions.

Titanium's inertness also ensures that it does not react with the electrolyte, helping to maintain the purity of the metal being refined.

Brand: TA1, TA2
Specifications: Customizable according to requirements
Standards: GB/T3621-2007, GB/T13810-2007; U.S. standards: ASTM B265, ASTM F136, ASTM F67
Density: 4.51 kg/m³
Melting Point: 1660°C
Features: Corrosion resistance, low electrical resistance, high strength, long service life
Applications: Used in electrolytic copper processes, potassium permanganate electrochemical oxygen production, wastewater treatment, and other electrochemical applications

Exceptional Corrosion Resistance

Titanium cathode plates are known for their outstanding corrosion resistance, particularly in environments containing harsh chemicals such as acids. This resistance is due to the formation of a stable, protective oxide layer-known as the passivation layer-that forms on the surface of titanium when exposed to air or water. This layer acts as a barrier, preventing further corrosion or degradation by blocking aggressive substances like acids from reacting with the underlying metal.

This makes titanium an ideal choice for electrochemical processes such as electrowinning and electroplating, where electrodes are exposed to corrosive electrolyte solutions. For example, in copper electrowinning, titanium cathode plates resist the corrosive effects of copper sulfate and sulfuric acid solutions, reducing the frequency of replacement and lowering maintenance costs. In such conditions, they can last 2 to 5 times longer than their stainless steel counterparts, making them more efficient for long-term use.

High Strength and Durability

Titanium cathode plates feature a high strength-to-weight ratio. On one hand, they are lightweight-about 45% lighter than steel-which allows for easier handling, installation, and transportation. On the other hand, this lightness does not compromise their strength. Titanium can withstand physical stress without warping, cracking, or breaking over time.

With a tensile strength ranging from 275–450 MPa (depending on the titanium grade), these plates are built to maintain structural integrity and performance over extended periods of use.

Resistance to Extreme Temperatures

Titanium cathode plates can operate effectively across a wide temperature range, from -200°C to 600°C. This makes them especially suitable for industries such as metal refining, where processes often involve fluctuating temperatures due to rapid heating and cooling cycles.

For example, in the production of high-purity metals through electrowinning or electrorefining, temperatures can vary significantly due to the application of electrical current or exothermic chemical reactions. Despite these fluctuations, titanium cathode plates continue to deliver consistent and reliable performance.

Inertness and Chemical Stability

One of the most important features of titanium cathode plates is their inertness and chemical stability, which prevent them from reacting with electrolytes or other chemicals used in electrochemical processes. This characteristic ensures that the purity of the refined metals, such as copper or zinc, is maintained throughout the process.

Thanks to this chemical stability, titanium cathode plates help achieve metal purities exceeding 99.9%, which is critical for industries that require high-purity outputs.

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